In situ synchrotron X-ray studies of PbTiO3 thin films

D. D. Fong, Carol Thompson, S. K. Streiffer, J. A. Eastman, O. Auciello, P. H. Fuoss, G. B. Stephenson

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

We have used in situ synchrotron x-ray scattering to investigate PbTiO 3 films grown epitaxially on SrTiO3 (001) substrates. When the films are cooled below a thickness-dependent Curie temperature, the ferroelectric phase forms as 180° stripe domains with a well-defined period. With further cooling, the period changes fairly abruptly from a lower to a higher value, suggesting a transition between two stripe domain phases. The periods of both stripe phases are observed to depend on the square root of film thickness, in agreement with theory.

Original languageEnglish
Pages (from-to)27-30
Number of pages4
JournalAnnalen der Physik
Volume13
Issue number1-2
DOIs
StatePublished - 2004
Externally publishedYes

Keywords

  • Chemical vapor deposition
  • Ferroelectric phase transition
  • PbTiO
  • Stripe domains
  • Thin films

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